WebMay 28, 2013 · 874. The 6x-8 heads are low compression heads, they will work good on a 400 engine if prepped properly, larger exhaust valves, port work, etc. 500 hp is a pretty stout 400 cid pontiac motor. I would play to the pontiac engines strength, which is torque. 500 lb ft of torque is doable. 500 hp will be a challenge for a street engine. WebGet the best deals on Pontiac Complete Engines for 400 when you shop the largest online selection at eBay.com. Free shipping on many items Browse your favorite brands …
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WebMar 16, 2010 · That is why Pontiac (and most other car makers) almost always installed a shorter-duration cam in automatic-trans performance cars as compared with their manual-trans counterparts. Notes: The 254 cam has .374″ lift on intake, .407″ on exhaust. The 041 cam has .407″ lift on both intake and exhaust (.313 lobe height). WebMay 14, 2013 · BP builds high tech engines and performance parts for later model muscle cars as well covering all your performance needs for Pontiac and LS engines. Butler Performance is your source for high performance Pontiac parts, engine kits, balanced rotating assemblies, short blocks, and complete engines for any application! … fastest sprint speed in premier league
Mailbag: How to Get 400+HP from a Pontiac 400 …
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